Resist topcoat composition, and method of forming patterns using the composition
US-12590221-B2 · Mar 31, 2026 · US
containing fluorine
containing fluorine · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C07C53/21 |
| Official title | containing fluorine |
| Display label | containing fluorine |
| Total patents | 25 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 4 |
| 2017 | 3 |
| 2019 | 4 |
| 2020 | 2 |
| 2021 | 1 |
| 2023 | 4 |
| 2024 | 1 |
| 2025 | 4 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Catalytic carboxycarbonylation of alkenes to form anhydrides
US-2025368598-A1 · Dec 4, 2025 · US
Fluorine-containing compound, method for producing the same, and surfactant
US-2025230116-A1 · Jul 17, 2025 · US
Method for producing fluoroalkoxide
US-12338213-B2 · Jun 24, 2025 · US
Method for producing composition containing purified fluorine-containing ether compound
US-2025042830-A1 · Feb 6, 2025 · US
Method for decomposing polyfluorocarboxylic acids
US-2024076254-A1 · Mar 7, 2024 · US
Fluorinated beta-hydroxybutyric acids for PET imaging
US-11833228-B2 · Dec 5, 2023 · US
Fluorinated carboxylic acid salt compound
US-2023250046-A1 · Aug 10, 2023 · US
Resist topcoat composition, and method of forming patterns using the composition
US-2023024422-A1 · Jan 26, 2023 · US
Resist topcoat composition, and method of forming patterns using the composition
US-2023021469-A1 · Jan 26, 2023 · US
Fluorinated beta-hydroxybutyric acids for pet imaging
US-2021046196-A1 · Feb 18, 2021 · US
Labelled carboxylic acids and their uses in molecular imaging
US-10821194-B2 · Nov 3, 2020 · US
Method for producing C2-C20 fluorine-containing organic acid, and composition comprising C2-C20 fluorine-containing organic acid
US-10759731-B2 · Sep 1, 2020 · US
Method for producing c2-c20 fluorine-containing organic acid, and composition comprising c2-c20 fluorine-containing organic acid
US-2019330135-A1 · Oct 31, 2019 · US
Treatment method of composition containing fluorine-containing organic acid having carbon number of 2 to 7 and impurities
US-10457625-B2 · Oct 29, 2019 · US
Labelled carboxylic acids and their uses in molecular imaging
US-2019184039-A1 · Jun 20, 2019 · US
Labelled carboxylic acids and their uses in molecular imaging
US-10213516-B2 · Feb 26, 2019 · US
Aryl methyl benzoquinazolinone M1 receptor positive allosteric modulators
US-9708273-B2 · Jul 18, 2017 · US
Resist composition, method of forming resist pattern, acid generator, photoreactive quencher, and compound
US-9682951-B2 · Jun 20, 2017 · US
Resist composition, method for forming resist pattern, photo-reactive quencher and compound
US-9671690-B2 · Jun 6, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C07C53/21?
- CPC C07C53/21 is the Cooperative Patent Classification code for “containing fluorine.”
- How many patents are filed under CPC C07C53/21 (containing fluorine)?
- Our database includes 25 publications tagged with this CPC code.
- Is patent activity under CPC C07C53/21 growing?
- Publication counts under this code: 1 in 2024 vs 4 in 2025 (latest complete years).